| Rt Hon Maurice Harold Macmillan | October 1951 | 18 October 1954 |
| Rt Hon Dr Charles Hill | 1961 | 1962 |
| Sir Keith Sinjohn Joseph, bt | 13 July 1962 | 16 October 1964 |
| Richard Howard Stafford Crossman | October 1964 | 1966 |
| Rt Hon Robert Joseph Mellish | May 1970 | June 1970 |
| Peter Edward Walker | June 1970 | October 1970 |
| Rt Hon Esther Louise McVey | 24 July 2019 | 13 February 2020 |